For reference, there are five different variations of the generic 2/2 vanilla Bear, and plenty of token-makers to make sure Ruxa's class always has proper attendance
Thats Deadpool, Trading Card
Sure, we lose the counters from the previous time, but getting rid of a graveyard is often way more important than some extra points of damage
Sure, your opponents recur any artifacts from their graveyards, but you get to plan around this, and the result is normally disproportionately in your favor
A card like Blasphemous Act can singlehandedly turn the game on its head by dealing with massive board states for as little as a single red mana, while Cyclonic Rift can send every enemy nonland permanent packing while keeping the board state of its caster intact at instant speed